Bhagavad Gita Chapter 12.11
athaitad apy aśakto ’si
kartuḿ mad-yogam āśritaḥ
sarva-karma-phala-tyāgaḿ
tataḥ kuru yatātmavān
Translation
If, however, you are unable to work in this consciousness of Me, then try to act giving up all results of your work and try to be self-situated.